Sadr Region
Nebula near the star Sadr / From Wikipedia, the free encyclopedia
The Sadr Region (also known as IC 1318 or the Gamma Cygni Nebula) is the diffuse emission nebula surrounding Sadr (γ Cygni) at the center of Cygnus's cross. The Sadr Region is one of the surrounding nebulous regions; others include the Butterfly Nebula and the Crescent Nebula. It contains many dark nebulae in addition to the emission diffuse nebulae.
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Quick Facts Emission nebula, Observation data: J2000 epoch ...
Emission nebula | |
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Observation data: J2000 epoch | |
Right ascension | 20h 16m 48.0s[1] |
Declination | +41° 57′ 24″[1] |
Constellation | Cygnus |
Designations | IC 1318, Gamma Cyg Nebula, Sadr Region |
See also: Lists of nebulae |
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Sadr itself has approximately a magnitude of 2.2. The nebulous regions around the region are also fairly bright.